<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>全局倒置与局部倒置</title>
</head>
<body>
  <script>
    function fn(nums) {
      let n = nums.length, minSuff = nums[n - 1]
      for (let i = n - 3; i >= 0; i--) {
        if (nums[i] > minSuff) {
          return false
        }
        minSuff = Math.min(minSuff, nums[i + 1])
      }
      return true
    }
    console.log(fn([1, 0, 2]))
  </script>
</body>
</html>